| Acronym | Definition |
|---|
| IMPACS➣International Message and Packet Switching Service |
| IMPACS➣Institute for Media, Policy and Civil Society |
| IMPACS➣Integrated Monetary Processing and Control System (banking) |
| IMPACS➣Implementation Agency for Crime and Security (Caribbean) |
| IMPACS➣Improving Malpractice Prevention and Compensation Systems (Robert Wood Johnson Foundation) |
| IMPACS➣Inhibitors of Multiple Proteases and Cytokines |
| IMPACS➣Integrated Manufacturing Planning and Control System |